CVE-2017-1000158
CRITICAL severity · CVSS 9.8 · Integer overflow
9.8CVSS CRITICAL
Summary
CPython (aka Python) up to 2.7.13 is vulnerable to an integer overflow in the PyString_DecodeEscape function in stringobject.c, resulting in heap-based buffer overflow (and possible arbitrary code execution)
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)4%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://bugs.python.org/issue30657 ↗
Additional information
- NVD record
- https://bugs.python.org/issue30657Patch
- http://www.securitytracker.com/id/1039890Advisory
- https://lists.debian.org/debian-lts-announce/2017/11/msg00035.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2017/11/msg00036.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00030.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00031.htmlAdvisory
- https://security.gentoo.org/glsa/201805-02Advisory
- https://security.netapp.com/advisory/ntap-20230216-0001/